feat：UI及切换后端为http

backend/rollup.config.js

@@ -2,6 +2,7 @@ import typescript from '@rollup/plugin-typescript'
 import resolve from '@rollup/plugin-node-resolve';
 import commonjs from '@rollup/plugin-commonjs'
 import json from '@rollup/plugin-json';
+import { nodeResolve } from '@rollup/plugin-node-resolve';
 /** @type {import('rollup').RollupOptions} */
 // ---cut---
 export default {
@@ -10,8 +11,10 @@ export default {
 		file: 'dist/bundle.js',
 		format: 'esm'
 	},
+	//external: (id) => /\\.node$/.test(id) || id.includes('crc32'),
 	plugins:[
 		typescript(),
+		nodeResolve(),
 		resolve({preferBuiltins: true}),
 		commonjs(),
 		json()